Formby Bay Weather Forecast

    • 17
    • 29

    Partly cloudy

    • 12
    • 26

    Showers developing

    • 13
    • 22

    Becoming windy. Partly cloudy

    • 10
    • 21

    Partly cloudy

    • 11
    • 24

    Sunny

    • 12
    • 25

    Mostly sunny

    • 12
    • 26

    Sunny

Today 4 Dec Yorke Peninsula

Partly cloudy. Winds north to northwesterly 30 to 45 km/h shifting southerly 25 to 35 km/h in the late afternoon. Daytime maximum temperatures 31 to 38.

Extreme Fire Danger Rating

Take action now to protect life and property

Central Coastal Waters

Wind
North to northwesterly 10 to 15 knots shifting southerly 15 to 20 knots in the early morning.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure extends over SA from the east, as a low pressure trough moves into the west during the morning. The trough is expected to move eastwards during Thursday. A ridge of high pressure is then forecast to build over the Bight on Friday and a weak cold front will move across the southern coastal districts on Saturday. The high will slowly move eastwards on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Formby Bay Temperature Statistics View More

December Temperature

Stenhouse Bay (24km)

  • Lowest 3 December, 2025

    9.1 °C

  • Average December

    16 °C

  • Highest 2 December, 2025

    22.5 °C

Climate (2020–Present)

Stenhouse Bay (24km)

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  • Average Low 2020–2025

    13.1 °C

  • Average 2020–2025

    16 °C

  • Average High 2020–2025

    20.4 °C
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